| ²é¿´: 223 | »Ø¸´: 3 | |||
| µ±Ç°Ö÷ÌâÒѾ´æµµ¡£ | |||
guopeng8372ľ³æ (ÖøÃûдÊÖ)
|
[½»Á÷]
ÇóCrB4µÄcifÎļþ
|
||
| ÇóCrB4µÄcifÎļþ |
» ²ÂÄãϲ»¶
¡¾2026 ¿¼Ñе÷¼Á¡¿¹þ¶û±õ¹¤³Ì´óѧºË¿ÆÑ§Óë¼¼ÊõѧԺºË»¯¹¤Ïµ ÕÐÊÕµ÷¼ÁÉú
ÒѾÓÐ1È˻ظ´
¹ãÖÝ´óѧ»·¾³´ó·Ö×Ó²ÄÁÏÑо¿Ëù2026ÄêÑо¿ÉúÕÐÉú¼òÕÂ
ÒѾÓÐ0È˻ظ´
ÎÞ»ú»¯Ñ§ÂÛÎÄÈóÉ«/·ÒëÔõôÊÕ·Ñ?
ÒѾÓÐ110È˻ظ´
Î人·ÄÖ¯´óѧ¼¼ÊõÑо¿ÔºÕÐÊÕ»¯Ñ§¡¢ÉúÎï¡¢²ÄÁÏ¡¢·ÄÖ¯¡¢»úеµÈרҵµ÷¼ÁÉú
ÒѾÓÐ0È˻ظ´
̨ÖÝѧԺÓÐÐò¶à¿×²ÄÁÏÍŶӻ¯Ñ§¡¢²ÄÁÏÓ뻯¹¤Ë¶Ê¿ÕÐÉú£¬ÇëËÙÁªÏµ£¡
ÒѾÓÐ0È˻ظ´
Ê×¶¼Ê¦·¶´óѧ»¯Ñ§ÏµÌïÑó¿ÎÌâ×éר˶Õе÷¼ÁÉú
ÒѾÓÐ10È˻ظ´
¹ãÖÝ´óѧ´óÍåÇø»·¾³Ñо¿Ôº»·¾³´ó·Ö×Ó²ÄÁÏÑо¿ËùÍõƽɽ½ÌÊÚÍÅ¶Ó 2026ÄêÑо¿ÉúÕÐÉú¼òÕÂ
ÒѾÓÐ0È˻ظ´
¹ãÖÝ´óѧ´óÍåÇø»·¾³Ñо¿Ôº»·¾³´ó·Ö×Ó²ÄÁÏÑо¿ËùÍõƽɽ½ÌÊÚÍÅ¶Ó 2026ÄêÑо¿ÉúÕÐÉú¼òÕÂ
ÒѾÓÐ0È˻ظ´
Ìì½òÀí¹¤´óѧ
ÒѾÓÐ0È˻ظ´

xi2004
ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 10
- Ó¦Öú: 125 (¸ßÖÐÉú)
- ½ð±Ò: 16769.9
- É¢½ð: 12393
- ºì»¨: 221
- Ìû×Ó: 4161
- ÔÚÏß: 436.9Сʱ
- ³æºÅ: 354550
- ×¢²á: 2007-04-24
- רҵ: ½á¹¹»¯Ñ§
¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
warlen(½ð±Ò+2,VIP+0):3q 2-18 09:12
guopeng8372(½ð±Ò+10,VIP+0):·Ç³£¸Ðл Å£ÈË 2-18 11:39
warlen(½ð±Ò+2,VIP+0):3q 2-18 09:12
guopeng8372(½ð±Ò+10,VIP+0):·Ç³£¸Ðл Å£ÈË 2-18 11:39
|
¿´ÊÇ·ñÄãÏëÒªµÄ. data_24353-ICSD #?2008 by Fachinformationszentrum Karlsruhe, and the U.S. Secretary of #Commerce on behalf of the United States. All rights reserved. _database_code_ICSD 24353 _audit_creation_date 1980/01/01 _audit_update_record 2006/10/01 _chemical_name_systematic 'Chromium Boride (1/4)' _chemical_formula_structural 'Cr B4' _chemical_formula_sum 'B4 Cr1' _publ_section_title 'The crystal structure of Cr B4' loop_ _citation_id _citation_journal_abbrev _citation_year _citation_journal_volume _citation_page_first _citation_page_last _citation_journal_id_ASTM primary 'Acta Chemica Scandinavica (1-27,1973-42,1988)' 1968 22 3103 3110 ACSAA4 _publ_author_name 'Andersson, S.;Lundstroem, T.' _cell_length_a 4.7441(3) _cell_length_b 5.4773(3) _cell_length_c 2.8659(1) _cell_angle_alpha 90. _cell_angle_beta 90. _cell_angle_gamma 90. _cell_volume 74.47 _cell_formula_units_Z 2 _symmetry_space_group_name_H-M 'I m m m' _symmetry_Int_Tables_number 71 _refine_ls_R_factor_all .071 loop_ _symmetry_equiv_pos_site_id _symmetry_equiv_pos_as_xyz 1 'x, y, -z' 2 'x, -y, z' 3 '-x, y, z' 4 '-x, -y, -z' 5 '-x, -y, z' 6 '-x, y, -z' 7 'x, -y, -z' 8 'x, y, z' 9 'x+.5, y+.5, -z+.5' 10 'x+.5, -y+.5, z+.5' 11 '-x+.5, y+.5, z+.5' 12 '-x+.5, -y+.5, -z+.5' 13 '-x+.5, -y+.5, z+.5' 14 '-x+.5, y+.5, -z+.5' 15 'x+.5, -y+.5, -z+.5' 16 'x+.5, y+.5, z+.5' loop_ _atom_type_symbol _atom_type_oxidation_number B0+ 0 Cr0+ 0 loop_ _atom_site_label _atom_site_type_symbol _atom_site_symmetry_multiplicity _atom_site_Wyckoff_symbol _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z _atom_site_occupancy _atom_site_attached_hydrogens _atom_site_B_iso_or_equiv Cr1 Cr0+ 2 a 0 0 0 1. 0 0.18 B1 B0+ 8 n 0.1751(37) 0.3455(40) 0 1. 0 0.51 #End of data_24353-ICSD |

2Â¥2009-02-17 22:39:04
xi2004
ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 10
- Ó¦Öú: 125 (¸ßÖÐÉú)
- ½ð±Ò: 16769.9
- É¢½ð: 12393
- ºì»¨: 221
- Ìû×Ó: 4161
- ÔÚÏß: 436.9Сʱ
- ³æºÅ: 354550
- ×¢²á: 2007-04-24
- רҵ: ½á¹¹»¯Ñ§

3Â¥2009-02-17 23:50:43
xi2004
ÖÁ×ðľ³æ (Ö°Òµ×÷¼Ò)
- CMEI: 10
- Ó¦Öú: 125 (¸ßÖÐÉú)
- ½ð±Ò: 16769.9
- É¢½ð: 12393
- ºì»¨: 221
- Ìû×Ó: 4161
- ÔÚÏß: 436.9Сʱ
- ³æºÅ: 354550
- ×¢²á: 2007-04-24
- רҵ: ½á¹¹»¯Ñ§

4Â¥2009-02-17 23:51:28














»Ø¸´´ËÂ¥